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SubjectRe: [PATCH] dts: arm64: imx8mq: Enable gpu passive throttling
Hi,
On Wed, Sep 11, 2019 at 07:14:25PM -0700, Guido Günther wrote:
> Temperature and hysteresis were picked after the CPU.

I pulled that one from the wrong branch so please disregard. I've
sent out a v2.
Cheers,
-- Guido

>
> Signed-off-by: Guido Günther <agx@sigxcpu.org>
> ---
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 564045927485..fda636085bb3 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -235,12 +235,26 @@
> thermal-sensors = <&tmu 1>;
>
> trips {
> + gpu-alert {
> + temperature = <80000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> gpu-crit {
> temperature = <90000>;
> hysteresis = <2000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&gpu_alert>;
> + cooling-device =
> + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> vpu-thermal {
> @@ -1006,6 +1020,7 @@
> <&clk IMX8MQ_CLK_GPU_AXI>,
> <&clk IMX8MQ_CLK_GPU_AHB>;
> clock-names = "core", "shader", "bus", "reg";
> + #cooling-cells = <2>;
> assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>,
> <&clk IMX8MQ_CLK_GPU_SHADER_SRC>,
> <&clk IMX8MQ_CLK_GPU_AXI>,
> --
> 2.23.0.rc1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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